Amateur astronomer Jeremiah Horrox was the only person in England, and possibly the entire world, convinced that a Venus solar transit would occur in 1639, an event that Johannes Kepler himself had failed to predict

With a transit of Venus coming up on June 5th or 6th in different parts of the world, Mark Anderson, author of the book The Day The World Discovered the Sun, talks about the great efforts to track the transits of Venus in the 1760s and the science they would produce